битүү тунгаагуур (септик)
septic tank
An underground storage tank for wastes from homes not connected to a sewer line. Waste goes directly from the home to the tank.
Source https://www.lenntech.com/water-glossary.htmЗураг
septic tank
An underground storage tank for wastes from homes not connected to a sewer line. Waste goes directly from the home to the tank.
Source https://www.lenntech.com/water-glossary.htm